Counting

There are 101 NRICH Mathematical resources connected to Counting
How Many?
problem
Favourite

How many?

Age
5 to 11
Challenge level
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Have a look at these photos of different fruit. How many do you see? How did you count?
Count the Crayons
problem
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Count the crayons

Age
5 to 7
Challenge level
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How could you estimate the number of pencils/pens in these pictures?
Five Steps to 50
problem
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Five steps to 50

Age
5 to 7
Challenge level
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Use five steps to count forwards or backwards in 1s or 10s to get to 50. What strategies did you use?
Sorting the Numbers
problem
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Sorting the numbers

Age
7 to 11
Challenge level
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Can you put the numbers in the correct place in this Carroll diagram?
Snail One Hundred
game
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Snail one hundred

In this game, you throw a dice and move counters along the snail's body and in a spiral around the snail's shell. It is about understanding tens and ones.

How would we count?
problem
Favourite

How would we count?

Age
5 to 11
Challenge level
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An activity centred around observations of dots and how we visualise number arrangement patterns.

All Change
problem
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All change

Age
5 to 7
Challenge level
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There are three versions of this challenge. The idea is to change the colour of all the spots on the grid. Can you do it in fewer throws of the dice?
Jumping squares
problem
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Jumping squares

Age
5 to 7
Challenge level
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In this problem it is not the squares that jump, you do the jumping! The idea is to go round the track in as few jumps as possible.
Birthday Cakes
problem
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Birthday cakes

Age
5 to 7
Challenge level
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Jack's mum bought some candles to use on his birthday cakes and when his sister was born, she used them on her cakes too. Can you use the information to find out when Kate was born?
Tug of War
problem
Favourite

Tug of war

Age
5 to 7
Challenge level
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Can you use the numbers on the dice to reach your end of the number line before your partner beats you?